Cloud Assets: Using sbox.game Models, Textures, and Sounds in Your Project
s&box provides access to a large selection of cloud assets (textures, models, sounds) from sbox.game without manual downloading or mounting. Cloud Browser Drag …
ComponentFlags: Hidden, NotSaved, NotNetworked, NotCloned — Controlling Component Behavior
ComponentFlags: Controlling Component Serialization, Networking, and Visibility is a flags enum on that controls how a component behaves in the editor, serializ…
Sandbox.ParticleEffect
Sandbox.ParticleEffect Controls particle system playback. Overview ParticleEffect is the root component for playing particle effects (.vpcf files). Setup Playba…
s&box built-in component quick reference — rendering, physics, navigation, UI, and audio
s&box Component Quick Reference A cheat sheet of the most commonly used built-in components and what they do. Rendering Lighting Physics Navigation UI Audio Gam…
Math types — Vector3, Rotation, Angles, Transform, TimeSince, and BBox
Math Types — Vector3, Rotation, Angles, and Transform s&box uses its own math types. Here's a practical reference for the ones you'll use constantly. Vector3 Ro…
Network Visibility: Per-Connection Object Culling with INetworkVisible
Network Visibility controls whether a networked object should be visible (receive ongoing network updates) for a specific player. By default, all networked obje…
s&box SnapGrid: World-space snap grid overlay
SnapGrid: World-Space Snap Grid Overlay SnapGrid is a sealed class that manages a world-space snap grid overlay projected onto a surface plane. It is used by th…
s&box Tracer: Projectile trail renderer
Tracer Renderer Component API Reference Tracer is a Renderer component that creates a tracer effect (like bullet trails) that travels from its world position to…
Prefab Spawning and Cloning
Prefab Spawning and Cloning Prefabs are reusable GameObject templates that can be instantiated at runtime. Creating Prefabs Create a GameObject in the scene wit…
s&box networking gotchas — IsProxy, Sync, Authority, NetworkSpawn, and culling
s&box Networking Gotchas Common mistakes when building multiplayer games in s&box. IsProxy vs IsAuthority is true on all clients that don't own the object. Alwa…
Playing Sounds: SoundEvent, SoundHandle, and GameObject Audio in s&box
s&box provides several ways to play sounds in code: fire-and-forget at a world position, control via SoundHandle, attach to a GameObject, or use scene component…
GameObjectFlags: DontDestroyOnLoad, NotNetworked, Absolute, and Destroy vs DestroyImmediate
GameObjectFlags: Controlling GameObject Behavior is a flags enum that controls special behaviors for GameObjects. Values Usage ```csharp // Survive scene loads …
ISceneStartup: OnHostPreInitialize, OnHostInitialize, OnClientInitialize — Scene Initialization Hooks
ISceneStartup: Scene Initialization Hooks for GameObjectSystems provides callbacks for scene initialization events. It is intended for implementations, not comp…
ActionGraph - Visual Scripting System
ActionGraph - Visual Scripting System Create game logic using node-based visual scripting without writing code. Overview ActionGraph lets you: Build gameplay lo…
Explore the Engine - s&box Documentation
Explore the Engine Learn how s&box works by exploring the testbed and understanding the core concepts. Play Testbed Start s&box (not the editor) and find the ga…
WebSockets: External Server Communication with Auth Token Support
s&box allows WebSocket connections to interface with external servers. Common uses include custom networking and persistent data storage outside the local files…
Ownership - s&box Networking Documentation
Ownership Network ownership determines which client or the host has authority over a networked GameObject. The owner controls synced properties and can send RPC…
UIDecal Component - Render Razor UI as a Decal
A Render Component for s&box that allows you to project Razor UI onto surfaces as a Decal. Great for sticking UI onto rounded walls, curved surfaces, or any geo…
s&box achievement unlocking with Rpc.FilterInclude targeting
s&box Achievement Unlocking with Rpc.FilterInclude This example shows achievement unlocking using s&box's Services.Achievements, Services.Stats, and Rpc.FilterI…
[Sync] Attribute: SyncFlags.FromHost, SyncFlags.Interpolate, SyncFlags.Query — How Property Sync Works
[Sync] Attribute: SyncFlags and How Property Synchronization Works The attribute marks a component property for automatic network synchronization from the owner…